Panasonic GH3 vs Pentax K100D S

In this write-up, we will be contrasting the Panasonic GH3 vs Pentax K100D S, one being a Advanced Mirrorless and the latter is a Entry-Level DSLR by companies Panasonic and Pentax. There exists a significant gap between the sensor resolutions of the GH3 (16MP) and K100D S (6MP) and the GH3 (Four Thirds) and K100D S (APS-C) feature totally different sensor measurements.

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The GH3 was unveiled 5 years later than the K100D S and that is quite a sizable gap as far as technology is concerned. The two cameras offer different body type with the Panasonic GH3 being a SLR-style mirrorless camera and the Pentax K100D S being a Compact SLR camera.

Before going through a comprehensive comparison, below is a brief highlight of how the GH3 matches up versus the K100D S in terms of portability, imaging, features and an overall rating.

This is a preview of the gallery photos for Panasonic Lumix DMC-GH3 and Pentax K100D Super. The full galleries are viewable at Panasonic GH3 Gallery and Pentax K100D S Gallery.

For anyone who is going to carry your camera frequently, you'll need to factor in its weight and volume. The Panasonic GH3 has outside dimensions of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") accompanied by a weight of 550 grams (1.21 lbs) and the Pentax K100D S has sizing of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") along with a weight of 646 grams (1.42 lbs).

See the Panasonic GH3 vs Pentax K100D S in the new Camera and Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you are utilizing at that time. Underneath is the front view measurements comparison of the GH3 compared to the K100D S.

Using dimensions and weight, the portability rating of the GH3 and K100D S is 66 and 65 respectively.

Quite often, its tough to see the difference between sensor sizing purely by checking specifications. The visual here might offer you a stronger sense of the sensor dimensions in the GH3 and K100D S.

To sum up, both the cameras enjoy different megapixel count and different sensor sizing. The GH3 with its tinier sensor will make achieving shallow DOF trickier and the Panasonic GH3 will give you more detail having an extra 10MP. Higher resolution can also help you crop photographs far more aggressively. The fresher GH3 is going to have an advantage when it comes to sensor technology.